the Milanese Loop is available now direct from Apple for $99 / £99 / AU$149. It arrives in Natural, Gold and Slate finishes. Alternatively, if you own a Titanium watch such as the Apple Watch ...
The Yoohoo Adjustable Metal Strap is a low-cost equivalent of the official Apple Milanese Loop ... including pink, rose gold, and silver, so there are plenty of colours to choose from to match ...